Home / 76,437.62-114,604.09-38,925.08

Finding the Fourth Proportional to 76,437.62, 114,604.09 and 38,925.08

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Solution

The fourth proportional to 76,437.62, 114,604.09 and 38,925.08 is: 58,360.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,437.62 : 114,604.09 = 38,925.08 : x
  2. Step 2: Convert to fraction form
    76,437.62/114,604.09 = 38,925.08/x
  3. Step 3: Cross multiply
    76,437.62x = 114,604.09 × 38,925.08
  4. Step 4: Simplify right side
    76,437.62x = 4,460,973,371.58
  5. Step 5: Solve for x
    x = 4,460,973,371.58/76,437.62
  6. Step 6: Final answer
    x = 58,360.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.